Strength of Materials The center of percussion of the homogeneous rod of length L suspended at the top will be 3L/4 L/3 L/2 2L/3 3L/4 L/3 L/2 2L/3 ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials Two coplanar couples having equal and opposite moments Produce a couple and an unbalanced force Balance each other Produce a moment of couple Are equivalent Produce a couple and an unbalanced force Balance each other Produce a moment of couple Are equivalent ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials A framed structure is perfect if it contains members equal to (where n = number of joints in a frame) 2n-l 2n-3 n-l n-2 2n-l 2n-3 n-l n-2 ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials Pick up wrong statement about friction force for dry surfaces. Friction force is proportional to normal load between the surfaces dependent on the materials of contact surface independent of the area of contact surfaces proportional to velocity of sliding proportional to normal load between the surfaces dependent on the materials of contact surface independent of the area of contact surfaces proportional to velocity of sliding ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials If a rigid body is in equilibrium under the action of three forces, then the lines of action of these forces meet in a point the lines of action of these forces meet in a point & the lines of action of these forces are parallel the lines of action of these forces are parallel these forces are equal the lines of action of these forces meet in a point the lines of action of these forces meet in a point & the lines of action of these forces are parallel the lines of action of these forces are parallel these forces are equal ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials A heavy ladder resting on floor and against a vertical wall may not be in equilibrium, if the floor is smooth, the wall is rough the floor and wall both are smooth surfaces the floor and wall both are rough sur-faces the floor is rough, the wall is smooth the floor is smooth, the wall is rough the floor and wall both are smooth surfaces the floor and wall both are rough sur-faces the floor is rough, the wall is smooth ANSWER DOWNLOAD EXAMIANS APP